From £1,984
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,696
J D Plant Groundwork is a well established construction company providing value-added engineering, construction and service skills to customers for...
From £1,896
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £2,320
At AC Creative we share the excitement with our clients in redesigning, changing and renovating complete spaces. Our reconfiguration work means tha...
From £2,144
Need to find an Extension Builder near you for all your extension buildering work?
A DAVIES CONSTRUCTION provides a local, trusted extensio...
From £2,224
I have been renovating sliding sash windows for over 20 years for a leading nationwide company. I was a team leader overseeing jobs from 1 bed apar...
From £2,032
Relax... you have found a reliable extension builder in GL14. M CHAPMAN BUILDER is a friendly and reliable company based in GL14 who consider no jo...
From £1,752
Small company .
friendly reliable service
Excellent quality of workmanship
...
From £2,040
MI Works Cotswolds Ltd are here to help customers who need an Extension Builder in GL14. We offer a competitive rate to complete all your extension...
From £1,960
ian rice building ltd are a friendly reliable business, for all your building needs.
we undertake all works from small repairs to large ...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in GL14 it ranges from £1,752 (Timtec Building Services based in HR9) to £2,696 (JD PLANT GRDWRK SPECIALIST LTD based in GL14).
Comparing extension builders estimates for fitting an RSJ gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get rates and quotes to install an RSJ in GL14 by posting a job with HaMuch and we will send it to extension builders in GL14.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Quedgeley | £32 | £247 |
| Install An RSJ near Gloucester | £31 | £236 |
| Install An RSJ near Stroud | £33 | £249 |
| Install An RSJ near Cheltenham | £32 | £250 |
| Install An RSJ near Hereford | £30 | £228 |
| Install An RSJ near Bradley Stoke | £34 | £259 |
| Install An RSJ near Yate | £34 | £263 |
| Install An RSJ near South Gloucestershire | £34 | £260 |
| Install An RSJ near Great Malvern | £31 | £244 |
| Install An RSJ near Kingswood | £34 | £257 |
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £17,405

Two storey extension - £87,857

Build a timber frame extension - £25,905

Build a swimming pool - £80,905

Single storey extension - £53,096

Side return extension - £40,429

Install an RSJ - £2,105

Outbuilding - £9,905

Build a Mansard loft conversion - £51,905

Loft conversion - £32,858

Build a kitchen extension - £41,905

Hip to gable loft conversion - £41,905

Granny annexe - £86,905

Garden office - £9,905

Convert a Garage - £15,905

Garage - £18,405

Build a flat roof extension - £21,905

Build a dormer loft conversion - £41,905

Concrete foundations - £6,155

Convert a bungalow loft - £28,905

Convert a basement - £36,429